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<table width="100%" summary="page for pneumon"><tr><td>pneumon</td><td align="right">R Documentation</td></tr></table>

<h2>data from Section 1.13</h2>

<h3>Description</h3>


<p>The <code>pneumon</code> data frame has 3470 rows and 15 columns.
</p>


<h3>Format</h3>


<p>This data frame contains the following columns:
</p>

<dl>
<dt>chldage</dt><dd>
<p>Age child had pneumonia, months
</p>
</dd>
<dt>hospital</dt><dd>
<p>Indicator for hospitalization for pneumonia (1=yes, 0=no)
</p>
</dd>
<dt>mthage</dt><dd>
<p>Age of the mother, years
</p>
</dd>
<dt>urban</dt><dd>
<p>Urban environment for mother (1=yes, 0=no)
</p>
</dd>
<dt>alcohol</dt><dd>
<p>Alcohol use by mother during pregnancy (1=yes, 0=no)
</p>
</dd>
<dt>smoke</dt><dd>
<p>Cigarette use by mother during pregnancy (1=yes, 0=no)
</p>
</dd>
<dt>region</dt><dd>
<p>Region of the coutry (1=northeast, 2=north central, 3=south,
4=west)
</p>
</dd>
<dt>poverty</dt><dd>
<p>Mother at poverty level (1=yes, 0=no)
</p>
</dd>
<dt>bweight</dt><dd>
<p>Normal birthweight (&gt;5.5 lbs.) (1=yes, 0=no)
</p>
</dd>
<dt>race</dt><dd>
<p>Race of the mother (1=white, 2=black, 3=other)
</p>
</dd>
<dt>education</dt><dd>
<p>Education of the mother, years of school
</p>
</dd>
<dt>nsibs</dt><dd>
<p>Number of siblings of the child
</p>
</dd>
<dt>wmonth</dt><dd>
<p>Month the child was weaned
</p>
</dd>
<dt>sfmonth</dt><dd>
<p>Month the child on solid food
</p>
</dd>
<dt>agepn</dt><dd>
<p>Age child in the hospital for pneumonia, months 
</p>
</dd>
</dl>



<h3>Source</h3>


<p>Klein and Moeschberger (1997) <EM>Survival Analysis Techniques for Censored
and truncated data</EM>, Springer.
<EM>National Longitudinal Survey of Youth Handbook</EM> The Ohio State University, 1995.
</p>


<h3>Examples</h3>

<pre>
data(pneumon)
</pre>


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